Titoli in Esplorare il mondo

How much does an elephant weigh? How do you know? How would you know if you didn't have a modern scale? Six-year-old Cao Chong, the most famous child prodigy in Chinese history, faced just this problem! Chong watches as the prime minister's most trusted and learned advisors debate different methods. The principle of buoyancy and a little bit of creative thinking help this boy come up with a solution.

En cuanto el sol empieza a ponerse, los animales del ártico se preparan para el oscuro y frío invierno. Tuktuk, el lemino, está casi listo para pasar la larga noche invernal - todo lo que él necesita es pelaje caliente para revestir su nido. Cuando una bota kamik afelpada resbala fuera del trineo de un conductor Inuit, ¡TukTuk está de suerte! Pero, mientras la arrastra hacia su hogar, Putak el oso polar, Aput la zorra del ártico, y Masak la Caribú obvservan el premio de este pequeño lemino y se lo quieren quitar.

As the sun begins to set, arctic animals scurry to prepare for six months of darkness and cold. Tuktuk the collared lemming is almost ready for the long winter night - all he needs is warm fur to line his nest. When one furry kamik (boot) slips off an Inuit driver's sled, Tuktuk is in luck! But as he drags it home, Putak the polar bear, Aput the arctic fox, and Masak the caribou eye this little lemming's prize and want it for their own. Can Tuktuk outwit the other animals and convince them that one furry kamik is no good for anyone bigger than a lemming?

Daisylocks needs a home that is just right. She asks Wind to help her find the perfect habitat to spread her roots, and he accepts the challenge. Wind blows Daisylocks to the plain, the mountain, and the wetland. She objects to each place one by one - too cold, too hard, too wet. Daisylocks is not ready to give up! They try the humid rainforest and then the warm beach; those are not just right either. Will Wind find the perfect climate and soil for Daisylocks to place her roots and grow into a beautiful flower?

Ven y pasa un día en la montaña, es la continuación al primer libro ganador de Kevin Kurts, Un día en el pantano salado. Los versos en rima y las maravillosas ilustraciones llevan a los lectores a la cima de una montaña desde los bosques hasta la cima de ésta cubierta de nieve. Mientras escalas, serás testigo del cambio en el hábitat y conocerás las plantas y los animales que viven ahí.

Cuando un raro y pequeño animalito aparece fuera de la nada después de un gran chubasco, ¡los animales australianos se preguntan de dónde puede ser! Su piel, sus patas, su cola, y su pico como de cuchara de helado les recordaba a cada animal algo diferente. Con un espiritu "australiano", todos se ponen a trabajar con entusiasmo para ayudarle a descubrir su procedencia.

Thomas B. Allen’s expertise in military history and strategy is combined with Roger MacBride Allen’s knowledge of technology to reveal a lesser-known yet fascinating side of the 16th president of the United States. Their authoritative narrative reveals Lincoln as our nation’s first hands-on commander in chief, whose appreciation for the power of technology plays a critical role in the North’s Civil War victory over the less-developed South.

Christopher Quincy was an American boy whose father admired everything British. As a result of this trait, Chris found himself trapped at St. Basket’s, an ancient London school founded - and built - in the time of Henry VIII and, Chris thought, it looked it. The corridors were dim and drafty, and the rooms of the boarding pupils, of whom Chris was one of four, were gloomy and unpretentious.

Ranofer struggles to thwart the plottings of his evil brother, Gebu, so he can become master goldsmith like their father. Young listeners will love this exciting tale of ancient Egyptian mystery and intrigue.

Carrie has been a kitchen slave in Sam Fraunces’ tavern in New York City for as long as she can remember. But after she narrowly escapes a kidnapper, Carrie becomes more curious about her mysterious past. After all, she doesn’t even know her own last name. When her friend Dan Arabus comes to town, he talks about his dream of buying his mother’s freedom with the Continental notes his father left him. Deciding to help Dan discover how much the notes are worth, Carrie finds herself eavesdropping on Thomas Jefferson, Alexander Hamilton, and President Washington himself.

Young Daniel Arabus and his mother are slaves in the house of Captain Ivers of Stratford, Connecticut. By law they should be free, since Daniel's father fought in the Revolutionary army and earned enough in soldiers' notes to buy his family's freedom. But now Daniel's father is dead, and Mrs. Ivers has taken the notes from his mother. When Daniel bravely steals the notes back, a furious Captain Ivers forces him aboard a ship bound for the West Indies - and certain slavery.

Willy Freeman's life changes forever when she witnesses her father's death at the hands of the Redcoats and returns home to find that the British have taken her mother as a prisoner to New York City. Willy, disguised as a boy, begins her long search for her mother and luckily finds a haven at the famous Fraunces Tavern. But even with the help of Sam Fraunces and her fellow worker, Horace, Willy knows that to be Black, female, and free leaves her open to danger at every turn. What will tomorrow bring?

Buildings were weaving in and out, the street pitched like a stormy sea and bricks were raining down all around him.... Experience first hand through young Jacob what it was like living through this country’s most destructive earthquake!

Bull Run was the site of the first battle of the Civil War. This book creates an intimate tapestry of stories from blacks and whites, adults and children, leaders and families from the North and South. Broken dreams and bloodshed take you back to the front lines of the Battle of Bull Run.

What if Jack and Jill had been playing on a nice soft sand dune instead of that treacherous hill? And suppose Mary's pet wasn't really a lamb. What if Mary had a little...clam? Those questions - and more - are gleefully answered in Mother Osprey: Nursery Rhymes for Buoys & Gulls. This collection retells Mother Goose rhymes and celebrates America's coastlines and waterways - from sea to shining sea.

When a strange creature appears after the big rains, Australian animals wonder what he could be! His fur, feet, tail, and ducklike bill remind each animal of something different. But with a "down-under" spirit, they all pitch in to help him discover where he belongs. Kersplatypus is the story of one creature's journey to find his place in the world and how he sometimes falls flat on the way there.

This arctic adaptation of "This Is the House That Jack Built" follows polar bears, walruses, seals, narwhals, and beluga whales as they chase each other around "the ice that floats in the Arctic waters". Not only is the rhythmic, cumulative prose good for early learners; it is a pure delight to listen to. The "For Creative Minds" section helps children learn how these animals live in the cold, icy arctic region.

Daniel likes to do things backward and upside down. He walks on his hands, walks backward, and eats cereal for dinner. His teacher reminds him that when he visits the prime minister's office, he must be on his best behavior. But when something unexpected happens, can Daniel resist his urge to do a headstand?

People all over the world engage in different kinds of healthful eating. Learn more about what each country eats to stay healthy, fit, and strong! Engaging text teaches early learners about food and nutrition.

On June 6, 1944, Allied bombers flew overhead as a huge naval fleet landed on the beaches of Normandy, France. Under a hail of gunfire, thousands of Allied troops fought their way onto the beaches and into the German-occupied territory. This courageous invasion became known as D-day. One of the largest military operations in history, D-day ended in Allied victory, but that victory came at a staggering price. Learn more about the brave men and women who risked and even sacrificed their lives to fight back against the Germans and help turn the tide of World War II.